Home / 12,049,612.56-16,628,573.16-6,617,143.44

Finding the Fourth Proportional to 12,049,612.56, 16,628,573.16 and 6,617,143.44

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Solution

The fourth proportional to 12,049,612.56, 16,628,573.16 and 6,617,143.44 is: 9,131,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,049,612.56 : 16,628,573.16 = 6,617,143.44 : x
  2. Step 2: Convert to fraction form
    12,049,612.56/16,628,573.16 = 6,617,143.44/x
  3. Step 3: Cross multiply
    12,049,612.56x = 16,628,573.16 × 6,617,143.44
  4. Step 4: Simplify right side
    12,049,612.56x = 110,033,653,802,254.08
  5. Step 5: Solve for x
    x = 110,033,653,802,254.08/12,049,612.56
  6. Step 6: Final answer
    x = 9,131,717.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.